This inventor holds 2 USPTO granted patents. Top assignees: Kimura Chuzosho Co., Ltd., Kimura Foundry Co., Ltd., Mitsubishi Materials Corporation. Active years: 1998-2000.
Company Filing History:
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1 out of 2 
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Years Active: 1998-2000
Title: Jun Iwahashi: Innovator in Thermal Shock Resistance and Cast Iron Properties
Introduction
Jun Iwahashi is a notable inventor based in Shizuoka, Japan. He has made significant contributions to the field of materials science, particularly in the development of combined rolls and methods for assessing molten cast iron properties. With a total of 2 patents, his work showcases innovative approaches to enhancing material performance.
Latest Patents
Iwahashi's latest patents include a "Combined roll having excellent resistance to thermal shock." This invention features a combined roll with an external ring made of cemented carbide and an internal ring of ductile iron, which are metallurgically bonded through casting. The external ring is composed of a cemented carbide that includes Co, Ni, and Cr, while the internal ring consists of ductile iron with specific compositions of C, Si, Mn, and Mg. This design aims to provide exceptional thermal shock resistance.
Another significant patent is the "Method for judging the properties of molten cast iron." This method involves connecting three sampling vessels to obtain a cooling curve of molten cast iron. It measures various temperatures related to the eutectic properties of cast iron, allowing for a better understanding of its characteristics during the casting process.
Career Highlights
Throughout his career, Jun Iwahashi has worked with reputable companies such as Kimura Foundry Co., Ltd. and Kimura Chuzosho Co., Ltd. His experience in these organizations has contributed to his expertise in materials engineering and innovation.
Collaborations
Iwahashi has collaborated with notable coworkers, including Toshitake Kanno and Noriaki Miwa. These partnerships have likely fostered a creative environment that encourages the exchange of ideas and advancements in their respective fields.
Conclusion
Jun Iwahashi's contributions to the field of materials science, particularly through his patents, demonstrate his commitment to innovation and excellence. His work continues to influence the industry, paving the way for future advancements in thermal shock resistance and cast iron properties.